Highly efficient green-emitting electrophosphorescent iridium complexes with enhanced steric hindrance

Journal of Nanoscience and Nanotechnology

Volumn 9, Issue 12, 2009, Pages 7099-7103

  Lee, Kum Hee ^a   Seo, Ji Hyun ^b   Kim, Young Kwan ^b   Yoon, Seung Soo ^a  

^a Sungkyunkwan University   (South Korea)

^b Hong Ik University   (South Korea)

Author keywords

Electroluminescence; Green phosphorescence

Indexed keywords

ACETYLACETONATES; CIE COORDINATES; COLOR CHROMATICITY; DOPANT MATERIALS; DOPING LEVELS; ELECTROPHOSPHORESCENT; GREEN PHOSPHORESCENCE; IRIDIUM COMPLEX; LUMINANCE EFFICIENCY; MAXIMUM LUMINANCE; MULTI-LAYERED; OPERATIONAL LIFETIME; PEAK WAVELENGTH; SPECTROSCOPIC METHOD; STERIC HINDRANCES; TETRAMETHYL;

CHEMICAL REACTIONS; DOPING (ADDITIVES); ELECTROLUMINESCENCE; IRIDIUM; LIGHT; LIGHT EMISSION; LIGHT EMITTING DIODES; ORGANIC LIGHT EMITTING DIODES (OLED); PHOSPHORESCENCE;

IRIDIUM COMPOUNDS;

EID: 70350220860     PISSN: 15334880     EISSN: None     Source Type: Journal    
DOI: 10.1166/jnn.2009.1659     Document Type: Conference Paper

References (16)

1. E. Holder, B. M. W. Langeveld, and U. S. Schubert, Adv. Mater. 17, 1109 (2005).
2. Y. Sun, N. C. Giebink, H. Kanno, B. Ma, M. E. Thompson, and S. R. Forrest, Nature 440, 908 (2006).
3. C. Adachi, M. A. Baldo, M. E. Thompson, and S. R. Forrest, J. Appl. Phys. 90, 5048 (2001).
4. M. A. Baldo, D. F. O'Brien, Y. You, A. Shoustikov, S. Sibley, M. E. Thomson, and S. R. Forrest, Nature 395, 151 (1998).
5. A. Köhler, J. S. Wilson, and R. H. Friend, Adv. Eng. Mater. 4, 453 (2002)
6. C. Adachi, M. A. Baldo, and S. R. Forrest, J. Appl. Phys. 87, 8049 (2000).
7. V. V. Grushin, N. Herron, D. D. LeCloux, W. J. Marshall, V. A. Petrov, and Y. Wang, Chem. Commun. 1494 (2001).
8. A. B. Tamayo, B. D. Alleyne, P. Djurovich, S. Lamansky, I. Tsyba, N. N. Ho, R. Bau, and M. E. Thomson, J. Am. Chem. Soc. 125, 7377 (2003) .
9. S.-J. Yeh, M.-F. Wu, C.-T. Chen, Y.-H. Song, Y. Chi, M.-H. Ho, S.-F. Hsu, and C. H. Chen, Adv. Mater. 17, 285 (2005).
10. S.-C. Lo, T. D. Anthopoulis, E. B. Namdas, S. Sharma, P. L. Burn, and I. D. W. Samuel, Adv. Mater. 17, 1945 (2005).
11. S. Takizawa, H. Echizen, J. Nishida, T. Tsuzuki, S. Tokito, and Y. Yamashita, Chem. Lett. 35, 748 (2006).
12. Y. Wang, N. Herron, V. V. Grushin, D. LeCloux, and V. Petrov, Appl. Phys. Lett. 79, 449 (2001).
13. D. M. Kang, J.-W. Kang, S. O. Jung, J. W. Park, S.-H. Lee, H.-D. Park, Y.-H. Kim, S. C. Shin, J.-J. Kim, and S.-K. Kwon, Adv. Mater. 20, 2003 (2008).
14. H. Z. Xie, M. W. Liu, O. Y. Wang, X. H, Zhang, C. S. Lee, L. S. Hung, S. T. Lee, P. F. Teng, H. L. Kwong, H. Zheng, and C. M. Che, Adv. Mater. 13, 1245 (2001).
15. G. Garipova, A. Gautier, and S. R. Pittre, Tetrahedron 61, 4755 (2005).
16. S. Lamansky, P. Djurovich, D. Murphy, F. Abdel-Razzaq, H. E. Lee, C. Adachi, P. E. Burrows, S. R. Forrest, and M. E. Thompson, J. Am. Chem. Soc. 123, 4304 (2001).